2626078464 has 216 divisors, whose sum is σ = 8035372800. Its totient is φ = 822528000.

The previous prime is 2626078457. The next prime is 2626078471. The reversal of 2626078464 is 4648706262.

2626078464 is a `hidden beast` number, since 2 + 62 + 60 + 78 + 464 = 666.

It is an interprime number because it is at equal distance from previous prime (2626078457) and next prime (2626078471).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10462339 + ... + 10462589.

It is an arithmetic number, because the mean of its divisors is an integer number (37200800).

Almost surely, 2^2626078464 is an apocalyptic number.

2626078464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2626078464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4017686400).

2626078464 is an abundant number, since it is smaller than the sum of its proper divisors (5409294336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2626078464 is a wasteful number, since it uses less digits than its factorization.

2626078464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531 (or 514 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

The square root of 2626078464 is about 51245.2774799786. The cubic root of 2626078464 is about 1379.6509766364.

The spelling of 2626078464 in words is "two billion, six hundred twenty-six million, seventy-eight thousand, four hundred sixty-four".